By Razvan Toma · Founder · Last checked 14 October 2026 · Sources linked below
Quick answer
By the size of your contribution. Under CONAI's ordinary procedure the frequency is annual, quarterly or monthly as the contribution grows, with declarations due by the 20th of the month after the period. Importers of filled packaging can in some cases use a simplified procedure instead. CONAI assigns the frequency; we file at it. CONAI